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27 lines
640 B
Plaintext
27 lines
640 B
Plaintext
/**
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* @kind path-problem
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*/
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import ruby
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import codeql.ruby.DataFlow
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import DataFlow::PathGraph
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class Conf extends DataFlow::Configuration {
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Conf() { this = "Conf" }
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override predicate isSource(DataFlow::Node src) {
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src.asExpr().getExpr().(StringLiteral).getValueText() = "taint"
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}
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override predicate isSink(DataFlow::Node sink) {
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exists(MethodCall mc |
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mc.getMethodName() = "sink" and
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mc.getAnArgument() = sink.asExpr().getExpr()
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)
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}
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}
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from DataFlow::PathNode source, DataFlow::PathNode sink, Conf conf
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where conf.hasFlowPath(source, sink)
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select sink, source, sink, "$@", source, source.toString()
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